SHORT PITCH TRANSMISSION PRECISION ROLLER CHAINS /B SERIES
　
　

ISO BS chain No.

Pitch

Roller diameter

Width between inner plates

Bearing pin body diameter

Width over bearing pin

Width over connecting pin

Inner plate depth

Transverse pitch

Ultimate tensile strength

Average tensile strength

Weight per meter

P

d1
max

b1
min

d2
max

L
max

Lc
max

h2
max

Pt

Q
min

Q0

q
≈

mm

mm

mm

mm

mm

mm

mm

mm

KN

KN

Kg/m

*06B-1

9.525

 6.35 5.72 3.28 13.15 15.15 8.26

-

 8.9 10.3 0.41

08B-1

12.70

 8.51 7.75 4.45 16.95 19.05 11.81

-

 17.8 19.6 0.69

10B-1

15.875

 10.16 9.65 5.08 19.5 22.0 14.73

-

 22.2 27.5 0.93

12B-1

19.05

 12.07 11.68 5.72 22.5 25.1 16.13

-

 28.9 33.3 1.15

16B-1

25.4

 15.88 17.02 8.28 36.1 41.5 21.08

-

 60.0 71.0 2.71

20B-1

31.75

 19.05 19.58 10.19 42.4 47.6 26.42

-

 95.0 101.8 3.70

24B-1

38.1

 25.4 25.40 14.63 53.4 60.0 33.40

-

 160.0 176.0 7.10

28B-1

44.45

 27.94 30.99 15.9 65.1 72.5 37.08

-

 200.0 215.6 8.50

32B-1

50.8

 29.21 30.99 17.81 66.91 73.6 42.29

-

 250.0 280.3 10.25

40B-1

 63.5 39.37 38.10 22.89 82.6 91.3 52.96

-

 355.0 392.0 16.35

48B-1

 76.2 48.26 45.72 29.24 99.1 109.6 63.88

-

 560.0 599.2 25.0

*06B-2

9.525

 6.35 5.72 3.28 23.4 27.1 8.26 10.24 16.9 18.1 0.74

08B-2

12.70

 8.51 7.75 4.45 31.0 33.0 11.81 13.92 31.1 37.4 1.34

10B-2

15.875

 10.16 9.65 5.08 36.1 38.6 14.73 16.59 44.5 54.2 1.84

12B-2

19.05

 12.07 11.68 5.72 42.0 44.4 16.13 19.46 57.8 66.6 2.31

16B-2

25.4

 15.88 17.02 8.28 68.0 73.4 21.08 31.88 106.0 126.5 5.42

20B-2

31.75

 19.05 19.58 10.19 79.7 83.6 26.42 36.45 170.0 210.0 7.20

24B-2

38.1

 25.40 25.40 14.63 101.8 108.4 33.40 48.36 280.0 305.0 13.1

28B-2

44.45

 27.94 30.99 15.9 124.7 132.1 37.08 59.56 360.0 390.0 16.60

32B-2

50.8

 29.31 30.99 17.81 125.46 132.4 42.29 58.55 450.0 487.5 21.0

40B-2

 63.5 39.37 38.10 22.89 154.5 163.8 52.96 72.29 630.0 680.2 32.0

48B-2

 76.2 48.26 45.72 29.24 190.4 200.9 63.88 91.21 1000.0 1070.0 50.0

*06B-1

9.525

 6.35 5.72 3.28 33.5 37.3 8.26 10.24 24.9 29.8 1.16

08B-1

12.70

 8.51 7.75 4.45 44.9 47.2 11.81 13.92 44.5 50.2 2.03

10B-1

15.875

 10.16 9.65 5.08 52.7 55.6 14.73 16.59 66.7 79.8 2.77

12B-1

19.05

 12.07 11.68 5.72 61.5 65.2 16.13 19.46 86.7 101.8 3.46

16B-1

25.4

 15.88 17.02 8.28 99.8 105.3 21.08 31.88 160.0 190.0 8.13

20B-1

31.75

 19.05 19.58 10.19 114.55 121.2 26.42 36.45 250.0 276.2 10.82

24B-1

38.1

 25.4 25.40 14.63 150.2 156.8 33.40 48.36 425.0 480.0 20.10

28B-1

44.45

 27.94 30.99 15.9 184.3 191.7 37.08 59.56 530.0 480.0 24.92

32B-1

50.8

 29.21 30.99 17.81 184.01 191.0 42.29 58.55 670.0 720.2 31.56

40B-1

 63.5 39.37 38.10 22.89 226.8 236.1 52.96 72.29 950.0 1020.0 48.1

48B-1

 76.2 48.26 45.72 29.24 281.6 292.1 63.88 91.21 1500.0 1590.0 75.0

    *STRAIGHT SIDE PLATES
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